the politics, what fdr called the science of human relationships, paid off. and i think that that's hugely important. and i mean it. i mean, dinner does not always end well. you can talk to jesus about that, you know? [laughter] never mind. never mind about that. [laughter] that's not here. last thing quickly, the politics of hope, every successful american president has convinced us that present pain is really an investment can and that a sacrifice in in the moment is not simply to be austere, for austerity's sake, but to make tomorrow better than today. whatever they can, they will, jefferson of americans. and the idea, he said i like the dreams of the future better than the history of the past which is very painful for me because i like both, of course. but he was able to project a vision of a reality that we could not see, but that he wanted us to reach. and i think that that's absolutely essential. as i said, we always learn more from sinners than from saints. his role in the perpetuation and protection of slavery is the great standing conviction, it's not an indictment, it's a convic